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waterways (problems (Human activity (boating (oil), Swimming, sewage and…
waterways
problems
Plastic
Human activity
Swimming
sewage and waste water
boating
oil
erosion
agricultre/horticultre
agrichemicals
soil management
effluent
introduced wildlife
rotting plants
solutions
If you see it pick up rubbish
Reduce, reuse, recycle.
Link Title
https://www.nrc.govt.nz/for-schools/school-information-packs/water-quality/